Hustler 222/232 Hydraulic Flat Tappet Stage 2 Camshaft for Small Block Chevy CT350/602 Crate Engines, COMP Cams® Hustler™ grinds give your CT350/602 crate engine a competitive edge when you want to push the limits of the rulebook for extra horsepower, torque and usable RPM range, CT350/602 grind with .004" more lift and 10° more duration, Best for tracks that only check lift, Maintains “stock” type exhaust note.